The human body, space and the earth

8 Responses | Created by coolstorybro |
  1. 1

    How many chambers does the human heart have?

  2. 2

    What is the aorta part of?

  3. 3

    How many bones does an adult human have?

  4. 4

    What system are the lungs part of?

  5. 5

    What do veins carry?

  6. 6

    What do downsyndrome people have?

  7. 7

    Can you transmit HIV through spit?

  8. 8

    How many galaxies are there in the universe?

  9. 9

    What is our galaxy?

  10. 10

    What type of light does the sun emit?

  11. 11

    What are comets made out of?

  12. 12

    Where is the asteroid belt located?

  13. 13

    How many earth's could you fit into Jupiter's red spot?

  14. 14

    What is Saturn's rings made out of?

  15. 15

    What happens to the sun's rays when they hit earth?

  16. 16

    Is Earth bigger than Venus?

  17. 17

    How far is Earth from the sun?

  18. 18

    How hot is the sun at its core?

  19. 19

    What is a solar eclipse?

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